I Am an Order Taker from Both Worlds

I have a pair of spiritual eyes that can see through yin and yang. Deliver food during the day and pick up ghost posts at night. Complete the mission and obtain spiritual power and magic weapon. Living two different lives. Should I recognize the rich father who came from the sky? Who sent the mystery meal? How to deal with tricky customers? How to resolve difficult cases? There seems to be a mysterious net catching me. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.